[FieldTrip] question regarding FieldTrip

Eelke Spaak eelke.spaak at donders.ru.nl
Tue Mar 27 20:20:28 CEST 2012


Dear Ilya,

You probably intended to post to the FieldTrip mailing list, so I am
also forwarding my reply to the list. If you are not registered on the
list, please do so (http://fieldtrip.fcdonders.nl/discussion_list).

Your question suggests to me that you are not using FieldTrip-style
data structures. All FT functions are designed to work with such
structures, so you should convert your data to an FT data structure
first. You can have a look at these FAQs on the Wiki for suggestions:
http://fieldtrip.fcdonders.nl/faq/how_are_the_various_data_structures_defined
and http://fieldtrip.fcdonders.nl/faq/how_can_i_import_my_own_dataformat
. Also, you should probably have a look at the tutorial documentation
(http://fieldtrip.fcdonders.nl/tutorial), specifically the one on
time-frequency analysis.

Hope this helps,
Best,

Eelke

On 27 March 2012 19:13, ilya monosov <ilya.monosov at gmail.com> wrote:
> Hello,
> i have a quick question. thank you so much in advance. if i have a matrix of
> single trial lfps (10 by 10,000) .. meaning that i have 10 trials that are
> 10,000 msec long,
> and i want to get single trial frequency power matrixes for each trial and
> also the average (and perhaps do stats, but most likely not as i am doing
> this to just get
> a quick impression of LFP frequency behavior in locations where i recorded
> single neurons), what commands would i use for FieldTrip?
>
> i have tried but i am getting strange errors that lead me to believe that my
> input format is wrong.
>
> Thank you very much
> ilya



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